Alert archive / Illinois / Severe Thunderstorm Warnings / 2022
Severe Thunderstorm Warnings in Illinois, September 2022
45 severe thunderstorm warnings in September 2022. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in September 2022. Tap one for its archive.
- Severe Thunderstorm Warnings
- 45
- Busiest day
- September 19, 202238 severe thunderstorm warnings
Over time
By day
Days in UTC, the clock the archive keeps.
The alerts
Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 18, 8:18 PM CDT | Severe Thunderstorm Warning | DVN | Bureau, Henry | 42 min |
| Sep 18, 8:24 PM CDT | Severe Thunderstorm Warning | ILX | Marshall, Stark | 36 min |
| Sep 18, 9:15 PM CDT | Severe Thunderstorm Warning | DVN | Henry, Rock Island | 45 min |
| Sep 18, 9:29 PM CDT | Severe Thunderstorm Warning | DVN | Rock Island | 15 min |
| Sep 18, 9:35 PM CDT | Severe Thunderstorm Warning | LOT | DeKalb, LaSalle, Lee | 37 min |
| Sep 18, 9:37 PM CDT | Severe Thunderstorm Warning | DVN | Hancock | 53 min |
| Sep 18, 9:47 PM CDT | Severe Thunderstorm Warning | DVN | Henry | 28 min |
| Sep 18, 9:52 PM CDT | Severe Thunderstorm Warning | LSX | Adams | 53 min |
| Sep 18, 10:01 PM CDT | Severe Thunderstorm Warning | LSX | Adams | 32 min |
| Sep 18, 10:11 PM CDT | Severe Thunderstorm Warning | DVN | Bureau, Henry | 34 min |
| Sep 18, 10:14 PM CDT | Severe Thunderstorm Warning | ILX | Marshall, Stark | 46 min |
| Sep 18, 10:30 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Peoria, Tazewell, Woodford | 30 min |
| Sep 18, 10:32 PM CDT | Severe Thunderstorm Warning | LSX | Adams, Brown, Pike | 58 min |
| Sep 18, 10:43 PM CDT | Severe Thunderstorm Warning | LOT | Cook, DuPage, Kane | 47 min |
| Sep 18, 10:46 PM CDT | Severe Thunderstorm Warning | ILX | Marshall, Peoria, Stark, Woodford | 44 min |
| Sep 18, 10:55 PM CDT | Severe Thunderstorm Warning | LSX | Adams, Pike | 50 min |
| Sep 18, 10:58 PM CDT | Severe Thunderstorm Warning | ILX | McLean, Peoria, Tazewell, Woodford | 32 min |
| Sep 18, 11:00 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Morgan, Scott | 30 min |
| Sep 18, 11:04 PM CDT | Severe Thunderstorm Warning | LOT | Livingston | 41 min |
| Sep 18, 11:26 PM CDT | Severe Thunderstorm Warning | ILX | McLean, Marshall, Woodford | 34 min |
| Sep 18, 11:27 PM CDT | Severe Thunderstorm Warning | ILX | Morgan, Scott | 33 min |
| Sep 18, 11:32 PM CDT | Severe Thunderstorm Warning | DVN | Hancock | 19 min |
| Sep 18, 11:33 PM CDT | Severe Thunderstorm Warning | LOT | Livingston | 42 min |
| Sep 18, 11:41 PM CDT | Severe Thunderstorm Warning | ILX | McLean | 34 min |
| Sep 19, 12:00 AM CDT | Severe Thunderstorm Warning | ILX | McLean, Tazewell, Woodford | 30 min |
| Sep 19, 12:10 AM CDT | Severe Thunderstorm Warning | ILX | Champaign, DeWitt, McLean, Piatt | 50 min |
| Sep 19, 12:29 AM CDT | Severe Thunderstorm Warning | ILX | Cass, Fulton, Mason, Menard, Schuyler | 46 min |
| Sep 19, 12:36 AM CDT | Severe Thunderstorm Warning | LSX | Brown | 24 min |
| Sep 19, 12:49 AM CDT | Severe Thunderstorm Warning | DVN | Hancock | 56 min |
| Sep 19, 12:50 AM CDT | Severe Thunderstorm Warning | ILX | Cass, Morgan, Schuyler | 25 min |
| Sep 19, 12:54 AM CDT | Severe Thunderstorm Warning | ILX | Champaign, DeWitt, McLean, Piatt | 51 min |
| Sep 19, 1:15 AM CDT | Severe Thunderstorm Warning | ILX | Cass, Morgan, Sangamon, Scott | 45 min |
| Sep 19, 1:21 AM CDT | Severe Thunderstorm Warning | ILX | Champaign, Douglas, Edgar, Vermilion | 39 min |
| Sep 19, 1:41 AM CDT | Severe Thunderstorm Warning | DVN | Hancock | 14 min |
| Sep 19, 1:47 AM CDT | Severe Thunderstorm Warning | LSX | Macoupin, Montgomery | 43 min |
| Sep 19, 1:53 AM CDT | Severe Thunderstorm Warning | ILX | Champaign, Coles, Douglas, Edgar, Vermilion | 52 min |
| Sep 19, 2:23 AM CDT | Severe Thunderstorm Warning | DVN | Hancock, McDonough | 52 min |
| Sep 19, 3:52 AM CDT | Severe Thunderstorm Warning | ILX | Cass, Mason, Schuyler | 38 min |
| Sep 20, 3:45 PM CDT | Severe Thunderstorm Warning | LOT | Boone, Winnebago | 60 min |
| Sep 20, 4:29 PM CDT | Severe Thunderstorm Warning | LOT | DeKalb, Kane, McHenry | 76 min |
| Sep 20, 4:37 PM CDT | Severe Thunderstorm Warning | LOT | Boone, DeKalb, Ogle, Winnebago | 23 min |
| Sep 20, 5:31 PM CDT | Severe Thunderstorm Warning | LOT | Cook, DuPage, Lake | 59 min |
| Sep 20, 5:34 PM CDT | Severe Thunderstorm Warning | LOT | DuPage, Kane | 56 min |
| Sep 20, 6:14 PM CDT | Severe Thunderstorm Warning | LOT | Cook, DuPage, Will | 51 min |
| Sep 25, 6:42 PM CDT | Severe Thunderstorm Warning | LOT | Lake, McHenry | 46 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- McLean County6
- Hancock County5
- Woodford County5
- Cass County5
- Henry County4
- Marshall County4
- Adams County4
- DuPage County4
- Morgan County4
- Champaign County4
- Stark County3
- DeKalb County3
- Peoria County3
- Tazewell County3
- Cook County3
- Kane County3
- Scott County3
- Schuyler County3
- Bureau County2
- Rock Island County2
- Fulton County2
- Brown County2
- Pike County2
- Livingston County2
- DeWitt County2
- Piatt County2
- Mason County2
- Douglas County2
- Edgar County2
- Vermilion County2
- Boone County2
- Winnebago County2
- McHenry County2
- Lake County2
- LaSalle County1
- Lee County1
- Menard County1
- Sangamon County1
- Macoupin County1
- Montgomery County1
4 more counties
Nearby
Alerts in force nowTornadoes on recordThe radar archive20212023
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.